Product Search

    SEARCH NOW FOR ALL YOUR SILENT KNIGHT SECURITY SYS SOLUTIONS

    Radwell is here to supply you with all your plant floor needs.

    Radwell is not an authorised distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorisation by any rights holder.

    Filter Results
    Results 1-50 of 490.
    HONEYWELL 9084

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    9084

    DISCONTINUED BY MANUFACTURER, EEPROM
    Buy Surplus As Low As £17.00 Price with VAT: £20.40
    £17.00 Price with VAT: £20.40
    HONEYWELL IDP-PHOTO

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-PHOTO

    DISCONTINUED BY MANUFACTURER, IDPPHOTO, ADDRESSABLE PHOTOELECTRIC SMOKE DETECT, 15-32VDC, 6.5MA AT 24VDC, 32º – 120ºF (0ºC – 49º
    ✓ IN STOCK!
    Buy Surplus As Low As £153.80 Price with VAT: £184.56
    £153.80 Price with VAT: £184.56
    HONEYWELL IDP-RELAY

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-RELAY

    ADDRESSABLE RELAY MODULE W/ 2 ISOLATED SETS OF FORM C CONTACTS
    ✓ IN STOCK!
    £68.16 Price with VAT: £81.79 Buy Surplus As Low As £40.89 Price with VAT: £49.07
    £40.89 Price with VAT: £49.07
    HONEYWELL PS-DASP

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    PS-DASP

    PULL STATION, DUAL ACTION, SPANISH/ENGLISH TEXT, KEY RESET
    ✓ IN STOCK!
    £53.96 Price with VAT: £64.76 Buy Surplus As Low As £41.40 Price with VAT: £49.68
    £41.40 Price with VAT: £49.68
    Repair Yours £221.77 Price with VAT: £266.12
    HONEYWELL SD5410-109

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SD5410-109

    OPTICAL DETECTORS AND SENSORS PHOTOTRANSISTORS
    ✓ IN STOCK!
    £3.28 Price with VAT: £3.93 Buy Surplus As Low As £1.00 Price with VAT: £1.20
    £1.00 Price with VAT: £1.20
    HONEYWELL IDP-PHOTO-W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-PHOTO-W

    ADDRESSABLE PHOTOELECTRIC SMOKE DETECTOR, WHITE, W/ THERMAL
    ✓ IN STOCK!
    £117.54 Price with VAT: £141.04 Buy Surplus As Low As £45.73 Price with VAT: £54.87
    £45.73 Price with VAT: £54.87
    HONEYWELL IDP-HEAT-IV

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-HEAT-IV

    DISCONTINUED BY MANUFACTURER, INTELLIGENT THERMAL HEAT DETECTOR, THAT USES A THERMISTOR SENSING CIRCUIT TO PRODUCE 135F (57C), FIXED TEMPERATURE, IVORY
    ✓ IN STOCK!
    Buy Surplus As Low As £143.60 Price with VAT: £172.32
    £143.60 Price with VAT: £172.32
    HONEYWELL 5815RMKB

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    5815RMKB

    DISCONTINUED BY MANUFACTURER, REMOTE MOUNTING KIT, BLACK
    ✓ IN STOCK!
    Buy Surplus As Low As £39.81 Price with VAT: £47.77
    £39.81 Price with VAT: £47.77
    HONEYWELL VSP-972

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    VSP-972

    FILTER, FOR VEA ASPIRATING SMOKE DETECTOR
    ✓ IN STOCK!
    £100.35 Price with VAT: £120.42 Buy Surplus As Low As £67.91 Price with VAT: £81.49
    £67.91 Price with VAT: £81.49
    HONEYWELL EVS-VCM

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    EVS-VCM

    DISCONTINUED BY MANUFACTURER, VOICE CONTROL MODULE, REPLACEMENT ITEM FOR 5820XL-EVS OR EVS-RCU, 125 WATT AMPLIFIER, 4 SPEAKER CIRCUIT
    ✓ IN STOCK!
    Buy Surplus As Low As £1,107.83 Price with VAT: £1,329.40
    £1,107.83 Price with VAT: £1,329.40
    Repair Yours £919.50 Price with VAT: £1,103.40
    HONEYWELL SPRL

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SPRL

    SPEAKER, L-SERIES, HIGH FIDELITY, RED, WALL MOUNTABLE
    £45.09 Price with VAT: £54.11 Buy Surplus As Low As £26.58 Price with VAT: £31.90
    £26.58 Price with VAT: £31.90
    HONEYWELL RA100Z

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    RA100Z

    REMOTE LED ANNUNCIATOR. MOUNTS TO SINGLE GANG BOX, DESIGNED FOR BOTH CONVENTIONAL AND INTELLIGENT APPLICATIONS, VOLTAGE RANGE CONVENTIONAL SYSTEM, 3.1 TO 32 VDC, MAXIMUM ALARM CURRENT 10 MA, ...
    ✓ IN STOCK!
    £29.85 Price with VAT: £35.82 Buy Surplus As Low As £22.69 Price with VAT: £27.22
    £22.69 Price with VAT: £27.22
    HONEYWELL MWBB

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    MWBB

    METAL BACK BOX,WALL, WEATHERPROOF, RED
    £52.48 Price with VAT: £62.98 Buy Surplus As Low As £31.65 Price with VAT: £37.98
    £31.65 Price with VAT: £37.98
    HONEYWELL SK-PULL-DA

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-PULL-DA

    INTELLIGENT PULL STATION, SINGLE AND DUAL ACTION, KEY OPERATED TEST AND RESET LOCK USING LOCK PLATE ACTUATOR, BRAILLE TEXT ON STATION HANDLE, UL LISTED
    ✓ IN STOCK!
    £54.72 Price with VAT: £65.67 Buy Surplus As Low As £41.59 Price with VAT: £49.91
    £41.59 Price with VAT: £49.91
    HONEYWELL XLS 405-7A-T

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    XLS 405-7A-T

    STROBE/STROBOSCOPE WITH TERMINALS/ AVEC BORNIERS 24V DC/CC RED
    ✓ IN STOCK!
    £51.01 Price with VAT: £61.21 Buy Surplus As Low As £39.18 Price with VAT: £47.01
    £39.18 Price with VAT: £47.01
    HONEYWELL 5500

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    5500

    DISCONTINUED BY MANUFACTURER, PROGRAMMER
    ✓ IN STOCK!
    Buy Surplus As Low As £268.73 Price with VAT: £322.47
    £268.73 Price with VAT: £322.47
    Repair Yours £223.04 Price with VAT: £267.65
    HONEYWELL SK-DUCT-W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-DUCT-W

    INTELLIGENT NON-RELAY DUCT DETECTOR, INCLUDES SK-PHOTO-R-W DETECTOR (COMING SOON)
    ✓ IN STOCK!
    £327.40 Price with VAT: £392.88 Buy Surplus As Low As £248.82 Price with VAT: £298.59
    £248.82 Price with VAT: £298.59
    HONEYWELL LT-CTR-C-HON

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    LT-CTR-C-HON

    COMBINED CONTROLLER, 8-28V, 3.5A
    ✓ IN STOCK!
    £3,669.48 Price with VAT: £4,403.38 Buy Surplus As Low As £1,981.92 Price with VAT: £2,378.30
    £1,981.92 Price with VAT: £2,378.30
    Repair Yours £1,828.09 Price with VAT: £2,193.71
    HONEYWELL 2W-B

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    2W-B

    SMOKE DETECTOR, PHOTOELECTRIC, I3 SERIES, WALL/CEILING MOUNT, 2 WIRE, 12V/24VDC, PLUG IN, W/BASE
    £146.37 Price with VAT: £175.64 Buy Surplus As Low As £87.82 Price with VAT: £105.38
    £87.82 Price with VAT: £105.38
    HONEYWELL 14507371-001

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    14507371-001

    SMOKE DETECTOR BASE ONLY, STANDARD FLANGED LOW-PROFILE, IVORY, 6.1" (15.5 CM) DIAMETER, PLUG-IN, PRICED EACH
    ✓ IN STOCK!
    £22.40 Price with VAT: £26.88 Buy Surplus As Low As £10.50 Price with VAT: £12.60
    £10.50 Price with VAT: £12.60
    HONEYWELL IDP-PULL-SA

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-PULL-SA

    ADDRESSABLE PULL STATION, SINGLE ACTION, KEY RESET
    ✓ IN STOCK!
    £43.61 Price with VAT: £52.34 Buy Surplus As Low As £23.14 Price with VAT: £27.77
    £23.14 Price with VAT: £27.77
    HONEYWELL SK-DUCT

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-DUCT

    DISCONTINUED BY MANUFACTURER, DUCT DETECTOR, WITH PHOTO AND NO RELAY, REPLACED BY PART# SK-DUCT-W
    ✓ IN STOCK!
    Buy Surplus As Low As £135.70 Price with VAT: £162.84
    £135.70 Price with VAT: £162.84
    HONEYWELL 006820

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    006820

    ADDRESSABLE FIRE ALARM CONTROL PANEL, 318 POINTS EXPANDABLE UP TO 1110 POINTS USING SK DEVICES, 127 POINTS EXPANDABLE UP TO 635 POINTS USING SD DEVICES, BUILT-IN DACT AND IP COMMUNICATOR, 6 ...
    ✓ IN STOCK!
    £1,767.47 Price with VAT: £2,120.97 Buy Surplus As Low As £942.97 Price with VAT: £1,131.56
    £942.97 Price with VAT: £1,131.56
    Repair Yours £759.92 Price with VAT: £911.90
    HONEYWELL 1508A2001

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A2001

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, DUCT MOUNT, ANALOG
    ✓ IN STOCK!
    £295.69 Price with VAT: £354.83 Buy Surplus As Low As £128.99 Price with VAT: £154.78
    £128.99 Price with VAT: £154.78
    Repair Yours £150.00 Price with VAT: £180.00
    HONEYWELL SBBGWL

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SBBGWL

    COMPACT WALL SURFACE MOUNT BACK BOX, L-SERIES, COLOR WHITE, WITH GROUND SCREW
    £19.22 Price with VAT: £23.06 Buy Surplus As Low As £13.45 Price with VAT: £16.14
    £13.45 Price with VAT: £16.14
    HONEYWELL PC2WL

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    PC2WL

    HORN STROBE, L-SERIES, 2 WIRE, CEILING MOUNT, 18 TO 12 AWG, 6.8 INCH DIAMETER, 2.5 INCH HEIGHT, WHITE
    £76.88 Price with VAT: £92.25 Buy Surplus As Low As £43.78 Price with VAT: £52.53
    £43.78 Price with VAT: £52.53
    HONEYWELL STI9602

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    STI9602

    DISCONTINUED BY MANUFACTURER, STEEL WEB STOPPER, LOW PROFILE, SURFACE MOUNT.
    ✓ IN STOCK!
    Buy Surplus As Low As £14.02 Price with VAT: £16.82
    £14.02 Price with VAT: £16.82
    HONEYWELL D4120

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    D4120

    DUCT SMOKE DETECTION, INNOVAIRFLEX, 4-WIRE PHOTOELECTRIC, 2 DPDT FORM-C RELAY CONTACTS, TEST/RESET BUTTON, 24 VAC/DC OR 120 VAC
    ✓ IN STOCK!
    £166.32 Price with VAT: £199.59 Buy Surplus As Low As £126.41 Price with VAT: £151.69
    £126.41 Price with VAT: £151.69
    HONEYWELL 7626-25HC

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    7626-25HC

    25 FT. ANTENNA CABLE, LOW LOSS
    ✓ IN STOCK!
    £104.16 Price with VAT: £125.00 Buy Surplus As Low As £48.71 Price with VAT: £58.46
    £48.71 Price with VAT: £58.46
    HONEYWELL IPGSM-4G

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IPGSM-4G

    DISCONTINUED BY MANUFACTURER, FIRE ALARM, IP/4G COMMUNICATOR, DUAL OR SINGLE COMMUNICATION, 120 VAC, 60 HZ, 0.5 AMP, RED
    ✓ IN STOCK!
    Buy Surplus As Low As £679.54 Price with VAT: £815.45
    £679.54 Price with VAT: £815.45
    Repair Yours £245.42 Price with VAT: £294.50
    HONEYWELL SK-PULL-SA

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-PULL-SA

    PULL STATION, SINGLE ACTION, INTELLIGENT, 15-32 VDC, SPST, NORMALLY OPEN
    ✓ IN STOCK!
    £45.96 Price with VAT: £55.15 Buy Surplus As Low As £27.57 Price with VAT: £33.09
    £27.57 Price with VAT: £33.09
    HONEYWELL SK-MINIMON

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-MINIMON

    INTELLIGENT MONITOR MODULE, MINI, 15-32 VDC, 400 MA AT 24 VDC, FOR FIRE ALARM CONTROL PANEL
    ✓ IN STOCK!
    £44.21 Price with VAT: £53.05 Buy Surplus As Low As £24.93 Price with VAT: £29.92
    £24.93 Price with VAT: £29.92
    HONEYWELL SK-ISO

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-ISO

    FAULT ISOLATOR MODULE, 15-32 VDC, 4 INCH BOX MOUNT, 450 MICROAMPS
    ✓ IN STOCK!
    £58.22 Price with VAT: £69.87 Buy Surplus As Low As £34.94 Price with VAT: £41.92
    £34.94 Price with VAT: £41.92
    HONEYWELL SK-ACCLIMATE

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-ACCLIMATE

    DISCONTINUED BY MANUFACTURER, MULTI-CRITERIA DETECTOR, (BASE INCLUDED IN SK DEVICE)
    ✓ IN STOCK!
    Buy Surplus As Low As £102.75 Price with VAT: £123.30
    £102.75 Price with VAT: £123.30
    HONEYWELL SK-PHOTO-R

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-PHOTO-R

    DISCONTINUED BY MANUFACTURER, SMOKE DETECTOR, INTELLIGENT, PHOTOELECTRIC, WITH REMOTE TEST CAPABILITY IN DUCT APPLICATION, REPLACED BY SK-PHOTO-R-W
    ✓ IN STOCK!
    Buy Surplus As Low As £112.27 Price with VAT: £134.73
    £112.27 Price with VAT: £134.73
    HONEYWELL SK-HEAT-ROR

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-HEAT-ROR

    RATE OF RISE HEAT DETECTOR, 15DEGREES F/MIN, 6.1IN DIAMETER, WHITE, BASE INCLUDED IN SK DEVICE
    ✓ IN STOCK!
    £90.34 Price with VAT: £108.41 Buy Surplus As Low As £44.75 Price with VAT: £53.70
    £44.75 Price with VAT: £53.70
    HONEYWELL SK-CONTROL

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-CONTROL

    CONTROL MODULE, 15-32 VDC, 4 INCH SQUARE SURFACE MOUNT ELECTRICAL BOX
    ✓ IN STOCK!
    £55.60 Price with VAT: £66.72 Buy Surplus As Low As £33.36 Price with VAT: £40.03
    £33.36 Price with VAT: £40.03
    Repair Yours £221.77 Price with VAT: £266.12
    HONEYWELL EVS-50W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    EVS-50W

    50 WATT AMPLIFIER. 4 SPKR CRCTS. USE EVS-CE4 FOR ADDL CIRCUITS , EVS-50W
    ✓ IN STOCK!
    £1,208.24 Price with VAT: £1,449.89 Buy Surplus As Low As £724.94 Price with VAT: £869.93
    £724.94 Price with VAT: £869.93
    Repair Yours £439.30 Price with VAT: £527.16
    HONEYWELL ECS-DUAL50W

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    ECS-DUAL50W

    AMPLIFIER 50/100 WATT DUAL CHANNEL / BACK-UP AMP - BLACK CABINET , ECS-DUAL50W
    ✓ IN STOCK!
    £1,723.05 Price with VAT: £2,067.65 Buy Surplus As Low As £808.37 Price with VAT: £970.04
    £808.37 Price with VAT: £970.04
    Repair Yours £688.81 Price with VAT: £826.57
    HONEYWELL SK-MONITOR

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-MONITOR

    INPUT MONITOR MODULE, ADDRESSABLE, SINGLE CONTACT, SUPPORT FOR CLASS B OR CLASS A WIRING, UL LISTED
    ✓ IN STOCK!
    £31.79 Price with VAT: £38.14 Buy Surplus As Low As £24.39 Price with VAT: £29.27
    £24.39 Price with VAT: £29.27
    HONEYWELL SD505-DTS-K

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SD505-DTS-K

    REMOTE TEST SWITCH, FOR THE DUCTR DUCT SMOKE DETECTOR, RED, 24VDC, CSFM LISTED, MEA APPROVED, 429-92-E.VOL9 FM APPROVED
    ✓ IN STOCK!
    £122.67 Price with VAT: £147.20 Buy Surplus As Low As £80.96 Price with VAT: £97.15
    £80.96 Price with VAT: £97.15
    HONEYWELL EVS-CE4

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    EVS-CE4

    4 SPEAKER CIRCUIT EXPANDER FOR EVS-50W OR EVS-125W , EVS-CE4
    ✓ IN STOCK!
    £244.16 Price with VAT: £293.00 Buy Surplus As Low As £159.01 Price with VAT: £190.81
    £159.01 Price with VAT: £190.81
    Repair Yours £221.77 Price with VAT: £266.12
    HONEYWELL IDP-MONITOR

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-MONITOR

    ADDRESSABLE MONITOR MODULE, SUPERVISED, SINGLE CONTACT
    ✓ IN STOCK!
    £54.85 Price with VAT: £65.82 Buy Surplus As Low As £22.92 Price with VAT: £27.50
    £22.92 Price with VAT: £27.50
    HONEYWELL SK-HEAT

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-HEAT

    DISCONTINUED BY MANUFACTURER, HEAT DETECTOR, DUAL LED INDICATORS, UL LISTED, 15-32 VDC, 6.5 MA
    ✓ IN STOCK!
    Buy Surplus As Low As £123.91 Price with VAT: £148.69
    £123.91 Price with VAT: £148.69
    HONEYWELL SBB-R

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SBB-R

    SURFACE BACK-BOX, 5 1/2L X 5 9/16W X 3 9/16D CHIMES, SPEAKERS, ETC., RED
    £18.77 Price with VAT: £22.52 Buy Surplus As Low As £13.57 Price with VAT: £16.28
    £13.57 Price with VAT: £16.28
    HONEYWELL MA420-4

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    MA420-4

    SMOKE DETECTOR MODULE, 0-20 MA MODULE FOR SS4 DETECTORS NEW VERSION (FACTORY INSTALLED)
    ✓ IN STOCK!
    £466.05 Price with VAT: £559.26 Buy Surplus As Low As £249.44 Price with VAT: £299.33
    £249.44 Price with VAT: £299.33
    HONEYWELL SK-5129

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SK-5129

    DISCONTINUED BY MANUFACTURER, FIRE ALARM CONTROL, 24VDC, 4 CHANNEL
    ✓ IN STOCK!
    Buy Surplus As Low As £480.34 Price with VAT: £576.41
    £480.34 Price with VAT: £576.41
    Repair Yours £350.39 Price with VAT: £420.47
    HONEYWELL 5506

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    5506

    DISCONTINUED BY MANUFACTURER, PROGRAMMER
    ✓ IN STOCK!
    Buy Surplus As Low As £268.73 Price with VAT: £322.47
    £268.73 Price with VAT: £322.47
    Repair Yours £223.04 Price with VAT: £267.65
    HONEYWELL 005895XL

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    005895XL

    INTELLIKNIGHT DISTRIBUTED POWER MODULE, 6 AMPS, 2 RELAYS , 005895XL
    ✓ IN STOCK!
    £651.60 Price with VAT: £781.92 Buy Surplus As Low As £491.58 Price with VAT: £589.90
    £491.58 Price with VAT: £589.90
    Repair Yours £257.69 Price with VAT: £309.23
    HONEYWELL 005815RMK

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    005815RMK

    CABINET ACCESSORY, REMOTE MOUNTING KIT FOR THE 5815XL
    ✓ IN STOCK!
    £112.36 Price with VAT: £134.83 Buy Surplus As Low As £69.46 Price with VAT: £83.35
    £69.46 Price with VAT: £83.35
    Next
    1 2 3 4 5 6 7 8 9 10